:root{
  color-scheme: light;
  --paper:       #FCFBF6;
  --paper-2:     #F1EFE8;
  --surface:     #FFFEFA;
  --ink:         #131826;
  --ink-2:       #3B404C;
  --muted:       #7C7F87;
  --hair:        #DAD8D1;
  --hair-strong: #A9A7A0;

  --red:         #B5302A;
  --red-soft:    #F3DCD6;

  --cat-travel:  #B9832A;
  --cat-pub:     #2E6B5E;
  --cat-data:    #3F5FA0;
  --cat-soft:    #5B7A3C;

  --risk-low:    #4C7A3C;
  --risk-med:    #B9832A;
  --risk-high:   #B23A2E;

  --gutter: 58px;
}
*{box-sizing:border-box;}
body{margin:0; background:var(--paper); color:var(--ink); font-family:"Source Serif 4", Georgia, serif; font-size:16px; line-height:1.5;}
h1,h2,h3{font-family:"Source Serif 4",Georgia,serif; font-weight:700; text-wrap:balance; margin:0; color:var(--ink); letter-spacing:-.01em;}
p{margin:0;}
a{color:inherit;}
img{max-width:100%;}
::selection{background:var(--red-soft);}
.tnum{font-variant-numeric:tabular-nums;}

.wrap{max-width:1180px; margin:0 auto; padding:0 32px;}

/* ---------- section scaffold: number in a left gutter, content beside it ---------- */
.sec{padding:30px 0 34px; border-top:1px solid var(--hair-strong);}
.sec-grid{display:grid; grid-template-columns:var(--gutter) 1fr; align-items:start;}
.sec-grid > :last-child{border-left:1px solid var(--hair-strong); padding-left:22px;}
.gutter{display:flex; flex-direction:column; justify-content:space-between; align-self:stretch; gap:16px;}
.sec-num{font-size:.82rem; color:var(--red); display:block; padding-top:6px;}
.sec h2{font-size:2.35rem; line-height:1.08;}
.word-rail{font-size:.6rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); line-height:1.5; width:52px;}
@media (max-width:760px){ .sec-grid{grid-template-columns:1fr;} .sec-grid > :last-child{border:none; padding-left:0;} .gutter .word-rail{display:none;} .sec h2{font-size:1.9rem;} }

/* ============ NAV ============ */
.nav{position:sticky; top:0; z-index:40; background:var(--paper); border-bottom:1px solid var(--hair-strong);}
.nav-inner{display:flex; align-items:center; gap:28px; height:62px;}
.wordmark{font-weight:700; font-size:1.55rem; letter-spacing:-.01em; color:var(--ink); text-decoration:none; padding-right:28px; border-right:1px solid var(--hair-strong); line-height:1.4;}
.navlinks{display:flex; gap:26px; list-style:none; margin:0; padding:0; flex:1;}
.navlinks a{font-size:.8rem; text-decoration:none; color:var(--ink-2);}
.navlinks a:hover, .navlinks a.on{color:var(--red);}
.nav-badges{display:flex; gap:8px;}
.nav-badge{font-size:.66rem; border:1px solid var(--hair-strong); padding:4px 9px; color:var(--muted); white-space:nowrap;}
@media (max-width:820px){
  .nav-inner{flex-wrap:wrap; height:auto; padding-top:10px; padding-bottom:8px; gap:6px 16px;}
  .wordmark{font-size:1.25rem; padding-right:0; border-right:none; flex:1;}
  .nav-inner > img{height:30px !important;}
  .navlinks{order:3; flex-basis:100%; gap:18px; overflow-x:auto; padding-top:6px; border-top:1px solid var(--hair);}
  .navlinks a{white-space:nowrap;}
}

/* ============ HERO ============ */
.hero{padding:30px 0 26px;}
.hero-grid{display:grid; grid-template-columns:var(--gutter) .9fr 1.25fr; gap:0 28px; align-items:start;}
.hero-rail{display:flex; flex-direction:column; justify-content:space-between; align-self:stretch;}
.hero-main{border-left:1px solid var(--hair-strong); padding-left:24px;}
.hero h1{font-size:4.1rem; line-height:.97; text-transform:uppercase; font-weight:900; letter-spacing:-.02em;}
.hero h1 .red{color:var(--red);}
.hero-lede{font-size:1.06rem; color:var(--ink-2); max-width:44ch; margin-top:26px; padding-top:18px; border-top:1px solid var(--hair);}
.fig-card img{width:100%; height:auto; display:block;}
.fig-link{display:block; cursor:zoom-in;}
@media (max-width:1000px){ .hero h1{font-size:3rem;} }
@media (max-width:480px){ .hero h1{font-size:2.35rem;} }
@media (max-width:860px){ .hero-grid{grid-template-columns:1fr;} .hero-rail{display:none;} .hero-main{border:none; padding:0;} .fig-card{margin-top:24px;} }

/* ============ 02 PROBLEM ============ */
.problem-grid{display:grid; grid-template-columns:1fr 1.45fr 96px; gap:32px; align-items:start;}
.problem-grid .lede{color:var(--ink-2); margin-top:16px; font-size:.95rem; max-width:44ch;}
.q-list{display:grid; grid-template-columns:repeat(3,1fr); gap:28px; padding-top:8px;}
.q-item .qhead{display:flex; align-items:center; gap:12px;}
.q-item .qn{font-size:1.65rem; color:var(--red); line-height:1;}
.q-item .qline{flex:1; height:1px; background:var(--red);}
.q-item p{margin-top:16px; font-size:1.02rem; line-height:1.45; color:var(--ink-2);}
.q-rail{border-left:1px solid var(--hair-strong); padding-left:18px; align-self:stretch; display:flex; flex-direction:column; justify-content:flex-end; min-height:150px;}
.q-rail::before{content:""; display:block; width:24px; height:1px; background:var(--hair-strong); margin-bottom:8px;}
@media (max-width:980px){ .problem-grid{grid-template-columns:1fr;} .q-rail{display:none;} }
@media (max-width:620px){ .q-list{grid-template-columns:1fr;} }

/* ============ 03 PROGRAMME ============ */
.prog-head{display:grid; grid-template-columns:1fr 1.05fr; gap:30px; align-items:start; margin-bottom:22px;}
.prog-head p{color:var(--ink-2); font-size:.92rem; padding-top:6px;}
.stepper{display:grid; grid-template-columns:repeat(5,1fr); position:relative;}
.stepper::before{content:""; position:absolute; top:17px; left:0; right:0; height:1px; background:var(--red);}
.step{position:relative; padding-right:14px;}
.step-circle{width:35px; height:35px; border-radius:50%; border:1.5px solid var(--red); color:var(--red); display:flex; align-items:center; justify-content:center; font-size:.92rem; background:var(--paper); position:relative; z-index:2;}
.step h3{margin-top:14px; font-size:1.1rem; letter-spacing:.01em;}
.step p{margin-top:4px; font-size:.9rem; color:var(--ink-2); max-width:20ch;}
.step .tags{margin-top:12px; font-size:.78rem; color:var(--muted); max-width:22ch;}
@media (max-width:900px){ .prog-head{grid-template-columns:1fr;} .stepper{grid-template-columns:repeat(2,1fr); row-gap:24px;} .stepper::before{display:none;} }

/* ============ 04 EVIDENCE ============ */
.ev-grid{display:grid; grid-template-columns:.62fr 2fr; gap:28px; align-items:start; margin-top:18px;}
.ev-grid > p{color:var(--ink-2); font-size:.95rem;}
.fig2 img{width:100%; max-width:720px; height:auto; display:block;}
.fig-disclaimer{font-size:.72rem; font-style:italic; color:var(--muted); margin-top:6px; max-width:720px; text-align:right;}
@media (max-width:860px){ .ev-grid{grid-template-columns:1fr;} }

/* ============ 05 OUTPUTS ============ */
.out-head{display:flex; justify-content:space-between; align-items:baseline; gap:10px;}
.out-head a{font-size:.72rem; color:var(--red); text-decoration:none; text-transform:uppercase; letter-spacing:.06em;}
.out-list{list-style:none; margin:14px 0 0; padding:0; border-top:1px solid var(--hair-strong);}
.out-list li{display:grid; grid-template-columns:180px 1fr auto; gap:18px; align-items:baseline; padding:10px 0; border-bottom:1px solid var(--hair-strong);}
.out-list .tag{font-size:.72rem; color:var(--red); text-transform:uppercase; letter-spacing:.04em;}
.out-list .title{font-size:1rem;}
.out-list .when{font-size:.78rem; color:var(--ink-2); white-space:nowrap;}
@media (max-width:620px){ .out-list li{grid-template-columns:1fr; gap:2px;} }

/* ============ 06 PEOPLE ============ */
.people-grid{display:grid; grid-template-columns:.85fr 2.3fr; gap:28px; align-items:start;}
.people-lede{color:var(--ink-2); font-size:.92rem; margin-top:14px; max-width:30ch;}
.people-more{display:inline-block; margin-top:16px; font-size:.72rem; color:var(--red); text-decoration:none; text-transform:uppercase; letter-spacing:.06em;}
.team-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:16px;}
.avatar{width:100%; aspect-ratio:4/3; overflow:hidden; background:var(--paper-2);}
.avatar img{width:100%; height:100%; object-fit:cover; object-position:50% 25%; display:block;}
.person h3{font-size:.92rem; margin-top:8px;}
.person .role{font-size:.82rem; color:var(--ink-2); display:block;}
@media (max-width:900px){ .people-grid{grid-template-columns:1fr;} }
@media (max-width:700px){ .team-grid{grid-template-columns:repeat(3,1fr);} }
@media (max-width:480px){ .team-grid{grid-template-columns:repeat(2,1fr);} }

/* ============ 07 INFRA BANNER ============ */
.infra-full{position:relative; overflow:hidden; color:#F2EEE3; isolation:isolate;}
.infra-full .infra-bg{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; object-position:50% 60%; z-index:-2;}
.infra-shade{position:absolute; inset:0; z-index:-1; background:linear-gradient(90deg, rgba(20,16,12,.9) 0%, rgba(20,16,12,.7) 38%, rgba(20,16,12,.2) 75%, rgba(20,16,12,.05) 100%);}
.infra-inner{display:grid; grid-template-columns:var(--gutter) 1fr; padding-top:26px; padding-bottom:32px;}
.infra-full .sec-num{color:#E8DFCB; border-top:1px solid #E8DFCB; padding-top:6px; width:28px; align-self:start;}
.infra-full h2{font-size:2.15rem; color:#F6F2E8; max-width:26ch; line-height:1.1;}
.infra-full p{color:#E2DACA; font-size:.9rem; margin-top:12px; max-width:48ch;}
.infra-full .btn{display:inline-flex; margin-top:16px; font-size:.68rem; color:#F2EEE3; border:1px solid #F2EEE3; padding:7px 12px; text-decoration:none; text-transform:uppercase; letter-spacing:.08em;}
.infra-full .btn:hover{background:#F2EEE3; color:#17150F;}

/* ============ FOOTER ============ */
footer{padding:22px 0 30px;}
.foot-top{display:flex; align-items:center; gap:28px; flex-wrap:wrap; padding-bottom:18px; border-bottom:1px solid var(--hair);}
.foot-brand{padding-right:28px; border-right:1px solid var(--hair-strong);}
.foot-word{font-weight:700; font-size:1.4rem; line-height:1.1;}
.foot-tag{font-size:.66rem; color:var(--ink-2);}
.foot-nav{display:flex; gap:22px; list-style:none; margin:0; padding:0; flex-wrap:wrap; flex:1;}
.foot-nav a{font-size:.76rem; color:var(--ink-2); text-decoration:none;}
.ack{display:flex; gap:22px; align-items:center; padding-top:18px; flex-wrap:wrap;}
.ack-logos{height:52px; width:auto; display:block;}
.ack-text{font-size:.74rem; color:var(--ink-2); max-width:70ch; line-height:1.5;}
.ack-text .en{color:var(--muted); display:block; margin-top:4px;}

/* ============ INNER PAGES ============ */
.page-intro{padding:34px 0 30px;}
.page-intro .sec-grid > :last-child{padding-bottom:4px;}
.kicker{font-size:.72rem; color:var(--red); text-transform:uppercase; letter-spacing:.1em; display:block; margin-bottom:8px;}
.page-intro h1{font-size:3.6rem; line-height:1; font-weight:900; letter-spacing:-.02em;}
.page-intro .intro{color:var(--ink-2); margin-top:16px; font-size:1.12rem; line-height:1.5; max-width:58ch;}
.toc{display:flex; flex-wrap:wrap; gap:6px 22px; margin-top:22px; padding-top:14px; border-top:1px solid var(--hair); list-style:none; padding-left:0;}
.toc a{font-size:.8rem; color:var(--ink-2); text-decoration:none;}
.toc a span{color:var(--red); margin-right:6px;}
.toc a:hover{color:var(--red);}

.two-col{display:grid; grid-template-columns:1fr 1.5fr; gap:36px; align-items:start;}
.prose p{color:var(--ink-2); font-size:.98rem; line-height:1.6; max-width:64ch;}
.prose p + p{margin-top:12px;}
.sec .sub{font-size:1.15rem; margin:22px 0 8px;}
@media (max-width:900px){ .two-col{grid-template-columns:1fr; gap:18px;} .page-intro h1{font-size:2.6rem;} }

/* findings / definition lists */
.flist{list-style:none; margin:0; padding:0; border-top:1px solid var(--hair-strong);}
.flist li{display:grid; grid-template-columns:200px 1fr; gap:20px; padding:12px 0; border-bottom:1px solid var(--hair);}
.flist .who{font-size:.8rem; color:var(--red);}
.flist .who small{display:block; color:var(--muted); font-size:.74rem; margin-top:2px;}
.flist .what{font-size:.95rem; color:var(--ink-2); line-height:1.5;}
.flist .what b{color:var(--ink);}
@media (max-width:700px){ .flist li{grid-template-columns:1fr; gap:4px;} }

/* hypotheses */
.hyp{display:grid; grid-template-columns:repeat(2,1fr); gap:0 32px; margin-top:6px;}
.hyp div{border-top:1px solid var(--red); padding:12px 0 16px;}
.hyp b{color:var(--red); font-weight:400; font-size:1.3rem; display:block;}
.hyp p{margin-top:6px; color:var(--ink-2); font-size:.95rem;}
@media (max-width:700px){ .hyp{grid-template-columns:1fr;} }

/* stage timeline */
.stages{list-style:none; margin:0; padding:0;}
.stage{display:grid; grid-template-columns:52px 1fr 220px; gap:22px; padding:18px 0; border-bottom:1px solid var(--hair); position:relative;}
.stage:first-child{border-top:1px solid var(--hair-strong);}
.stage .step-circle{margin-top:2px;}
.stage h3{font-size:1.2rem;}
.stage h3 small{font-weight:400; font-size:.78rem; color:var(--red); margin-left:8px; letter-spacing:.06em; text-transform:uppercase;}
.stage p{color:var(--ink-2); font-size:.95rem; margin-top:6px; line-height:1.55; max-width:62ch;}
.stage .meta{font-size:.8rem; color:var(--muted); line-height:1.6; border-left:1px solid var(--hair); padding-left:14px;}
.stage .meta b{display:block; color:var(--ink); font-weight:600; font-size:.74rem; text-transform:uppercase; letter-spacing:.06em;}
@media (max-width:860px){ .stage{grid-template-columns:44px 1fr;} .stage .meta{grid-column:2; border:none; padding:0;} }

/* small fact grid */
.facts{display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--hair-strong); border-bottom:1px solid var(--hair-strong);}
.facts div{padding:14px 16px 14px 0;}
.facts div + div{border-left:1px solid var(--hair); padding-left:16px;}
.facts b{display:block; font-size:.72rem; text-transform:uppercase; letter-spacing:.08em; color:var(--muted); font-weight:400;}
.facts span{display:block; margin-top:4px; font-size:1rem;}
@media (max-width:760px){ .facts{grid-template-columns:repeat(2,1fr);} .facts div:nth-child(3){border-left:none; padding-left:0;} }

/* value pairs */
.pairs{display:grid; grid-template-columns:1fr; gap:10px;}
.pair{border:1px solid var(--hair); background:var(--surface); padding:14px 16px;}
.pair .ends{display:flex; justify-content:space-between; gap:16px; font-size:.95rem; font-weight:600;}
.pair .bar{height:6px; margin:8px 0; background:linear-gradient(90deg,#2F5597,#E9EDF4 50%,#B5302A);}
.pair p{font-size:.8rem; color:var(--muted);}
@media (max-width:760px){ .pairs{grid-template-columns:1fr;} }

/* tag chips */
.chips{display:flex; flex-wrap:wrap; gap:8px; margin-top:10px;}
.chips span{font-size:.78rem; border:1px solid var(--hair-strong); padding:3px 10px; color:var(--ink-2);}

/* bios */
.bios{display:grid; gap:0;}
.bio{display:grid; grid-template-columns:200px 1fr; gap:28px; padding:22px 0; border-bottom:1px solid var(--hair);}
.bio:first-child{border-top:1px solid var(--hair-strong);}
.bio .avatar{aspect-ratio:1/1;}
.bio h3{font-size:1.4rem;}
.bio .role{color:var(--red); font-size:.78rem; text-transform:uppercase; letter-spacing:.08em; display:block; margin-top:2px;}
.bio p{color:var(--ink-2); font-size:.96rem; line-height:1.6; margin-top:10px; max-width:66ch;}
.bio .wp{font-size:.8rem; color:var(--muted); margin-top:10px;}
@media (max-width:700px){ .bio{grid-template-columns:120px 1fr; gap:16px;} }

.cards3{display:grid; grid-template-columns:repeat(3,1fr); gap:14px;}
.card{border:1px solid var(--hair); background:var(--surface); padding:16px 18px;}
.card h3{font-size:1.02rem;}
.card p{color:var(--ink-2); font-size:.88rem; margin-top:6px; line-height:1.5;}
.card .tag{font-size:.7rem; color:var(--red); text-transform:uppercase; letter-spacing:.08em; display:block; margin-bottom:6px;}
@media (max-width:860px){ .cards3{grid-template-columns:1fr;} }

/* references */
.refs{list-style:none; margin:0; padding:0; columns:2; column-gap:36px;}
.refs li{font-size:.8rem; color:var(--ink-2); line-height:1.5; padding:6px 0; break-inside:avoid;}
.refs a{color:var(--ink-2); text-decoration-color:var(--hair-strong);}
@media (max-width:760px){ .refs{columns:1;} }

.pull{font-style:italic; font-weight:500; font-size:1.3rem; line-height:1.45; border-left:3px solid var(--red); padding-left:18px; margin:4px 0 0; max-width:62ch;}
.so-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px;}
.so-card{border:1px solid var(--hair); padding:16px; background:var(--surface);}
.so-top{display:flex; justify-content:space-between; align-items:center;}
.so-id{color:var(--red); font-weight:700;}
.so-wp{font-size:.7rem; border:1px solid var(--hair-strong); border-radius:20px; padding:1px 8px; color:var(--muted);}
.so-card h3{font-size:.98rem; margin-top:8px;}
.so-card p{font-size:.88rem; color:var(--ink-2); margin-top:4px;}
@media (max-width:760px){ .so-grid{grid-template-columns:1fr;} }

.risk-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:14px;}
.risk-card{border:1px solid var(--hair); background:var(--surface); padding:16px; display:flex; flex-direction:column; gap:9px;}
.risk-id{font-size:.72rem; color:var(--muted); text-transform:uppercase; letter-spacing:.05em;}
.risk-card h3{font-size:.98rem;}
.badges{display:flex; gap:6px; flex-wrap:wrap;}
.badge{display:inline-flex; align-items:center; gap:5px; font-size:.7rem; padding:2px 8px; border-radius:20px; border:1px solid var(--hair-strong);}
.badge .sw{width:6px; height:6px; border-radius:50%;}
.risk-card p{font-size:.86rem; color:var(--ink-2);}
.risk-card .fix{border-top:1px dashed var(--hair-strong); padding-top:8px;}
.risk-card .fix b{display:block; font-size:.7rem; text-transform:uppercase; letter-spacing:.05em; color:var(--ink); margin-bottom:3px;}
@media (max-width:900px){ .risk-grid{grid-template-columns:1fr;} }

/* static work plan — no scroll, scales with width */
.wp-chart{display:grid; gap:8px;}
.wp-row{display:grid; grid-template-columns:190px 1fr; gap:16px; align-items:center;}
.wp-label{font-size:.9rem;}
.wp-label b{color:var(--red); font-weight:400; font-size:.78rem; margin-right:6px;}
.wp-track{position:relative; height:12px; background:var(--hair);
  background-image:linear-gradient(90deg, transparent calc(33.333% - 1px), var(--paper) calc(33.333% - 1px) 33.333%, transparent 33.333%, transparent calc(66.666% - 1px), var(--paper) calc(66.666% - 1px) 66.666%, transparent 66.666%);}
.wp-bar{position:absolute; top:0; bottom:0; background:var(--red);}
.wp-years{display:grid; grid-template-columns:repeat(3,1fr); font-size:.76rem; color:var(--muted);}
.wp-years span{text-align:center;}
.so-card .so-id{display:block; font-size:.8rem;}
@media (max-width:560px){ .wp-row{grid-template-columns:1fr; gap:4px;} .wp-axis > span:first-child{display:none;} }